Fixed an issue with flowchart rendering. Remember to render html, securityLevel='loose' must be set by the siteConfig. The default securityLevel as of now is 'strict'. This causes html to be url encoded.

src/diagrams/er/erDb.js

@@ -2,6 +2,7 @@
  *
  */
 import { logger } from '../../logger';
+import mermaidAPI from '../../mermaidAPI';
 
 let entities = {};
 let relationships = [];
@@ -19,6 +20,10 @@ const Identification = {
   IDENTIFYING: 'IDENTIFYING'
 };
 
+export const parseDirective = function(statement, context, type) {
+  mermaidAPI.parseDirective(statement, context, type);
+};
+
 const addEntity = function(name) {
   if (typeof entities[name] === 'undefined') {
     entities[name] = name;
@@ -67,6 +72,7 @@ const clear = function() {
 export default {
   Cardinality,
   Identification,
+  parseDirective,
   addEntity,
   getEntities,
   addRelationship,